1. Division of Blood Transfusion Shinshu University Hospital Matsumoto Japan
2. Center for Advanced Cell Therapy Shinshu University Hospital Matsumoto Japan
3. Life Science Research Center Nagano Children's Hospital Azumino Japan
4. Department of Laboratory Medicine Shinshu University Hospital Matsumoto Japan
5. Department of Hematology and Oncology Nagano Children's Hospital Azumino Japan
6. Department of Pediatrics Shinshu University School of Medicine Matsumoto Japan
7. Department of Laboratory Medicine Nagano Children's Hospital Azumino Japan